Average Error: 0.3 → 0.3
Time: 19.5s
Precision: 64
\[x \cdot \log x\]
↓
\[x \cdot \log x\]
x \cdot \log x
↓
x \cdot \log x
double f(double x) {
        double r727561 = x;
        double r727562 = log(r727561);
        double r727563 = r727561 * r727562;
        return r727563;
}
↓
double f(double x) {
        double r727564 = x;
        double r727565 = log(r727564);
        double r727566 = r727564 * r727565;
        return r727566;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.3

    \[x \cdot \log x\]

  2. Final simplification0.3

    \[\leadsto x \cdot \log x\]

Reproduce

herbie shell --seed 2019163 +o rules:numerics
(FPCore (x)
  :name "Statistics.Distribution.Binomial:directEntropy from math-functions-0.1.5.2"
  (* x (log x)))